IDEs Support (IntelliJ Platform) | JetBrains

Francesco Limberti

Total activity 9
Last activity December 19, 2025 11:53
Member since December 09, 2025 10:08
Following 0 users
Followed by 0 users
Votes 2
Subscriptions 1

Created December 09, 2025 10:22

Quick update: the issue seems related to the UI theme.When I switch from Island Dark to the regular Dark theme, all the lag completely disappears and IntelliJ IDEA 2025.3 works normally again.Might...
- 9 votes
Edited December 09, 2025 20:19

I applied the suggested workaround -Dsun.java2d.metal=false and it improves overall performance — the IDE is much smoother now.However, there is still a noticeable slowdown when using the Island Da...
- 3 votes
Created December 19, 2025 11:53

Ilnur Galimov I tried the suggested changes, but nothing has changed. Whit Dark Island theme there is still a fraction of a second lag on UX interactions (scrolling menus, clicking on any element o...
- 1 vote
Created December 15, 2025 15:45

Ilnur Galimov Happy to help. I switch back to the Islands theme and collect the CPU snapshot following your instructions. Here is the sharing data: Upload id: 2025_12_15_AGyU3ELUVxbBWBBbeYWmKQ (fil...
- 0 votes
Created December 12, 2025 16:52

Ilnur Galimov here the diagnostic data uploaded Upload ID: 2025_12_12_cCnDzVVEVjzmJT3s6DzA4n (file: idea-logs-20251212-1750353428876130332396528.zip)
- 0 votes
Created December 09, 2025 10:08

I’m on Ubuntu and experiencing severe lag with IntelliJ IDEA 2025.3 as well.The entire UI feels sluggish — even switching between open file tabs takes too much time to refresh.Earlier versions run ...
- 0 votes